CSIR Physical Sciences: Questions 374 - 377 of 401

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Passage

A beam of pions Equation is incident on a proton target, giving rise to the process

Equation (June)

Question number: 374 (1 of 2 Based on Passage) Show Passage

» Nuclear and Particle Physics » Elementary Particles and Quantum Numbers » Isospin

Appeared in Year: 2011

MCQ▾

Question

Using Isospin symmetry, the cross – section for the above process can be related to that of the process –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 375 (2 of 2 Based on Passage) Show Passage

» Nuclear and Particle Physics » Elementary Particles and Quantum Numbers » Isospin

Appeared in Year: 2011

MCQ▾

Question

Assuming that the decay process through strong interactions, the total Isospin Equation and its third component Equation for the decay products, are –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 376

» Classical Mechanics » Special Theory of Relativity » Relativistic Kinematics

Appeared in Year: 2011

MCQ▾

Question

A planet of mass m moves in the inverse square central force field of the Sun of mass M. If the semi – major and semi – minor axes of the orbit are Equation and Equation , respectively, the total energy of the planet is: (December)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 377

» Electromagnetic Theory » Scalar and Vector Potentials

Appeared in Year: 2011

MCQ▾

Question

The Lagrangian of a particle of charge Equation and mass m in applied electric and magnetic field is given by Equation , where Equation and Equation are the vector and scalar potentials corresponding to the magnetic and electric fields, respectively. Which of the following statement is correct? (June)

Choices

Choice (4) Response

a.

Under a gauge transformation of the potentials, L changes by the total time derivative of a function of Equation and Equation .

b.

The canonically conjugate momentum of the particle is given by Equation

c.

L remains unchanged under a gauge transformation of the potentials

d.

The Hamiltonian of the particle is given by Equation

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